14785889 has 2 divisors, whose sum is σ = 14785890. Its totient is φ = 14785888.

The previous prime is 14785867. The next prime is 14785907. The reversal of 14785889 is 98858741.

14785889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8025889 + 6760000 = 2833^2 + 2600^2 .

It is an emirp because it is prime and its reverse (98858741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14785889 - 2⁸ = 14785633 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (14788889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7392944 + 7392945.

It is an arithmetic number, because the mean of its divisors is an integer number (7392945).

Almost surely, 2^14785889 is an apocalyptic number.

It is an amenable number.

14785889 is a deficient number, since it is larger than the sum of its proper divisors (1).

14785889 is an equidigital number, since it uses as much as digits as its factorization.

14785889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 50.

The square root of 14785889 is about 3845.2423850780. The cubic root of 14785889 is about 245.4421503447.

The spelling of 14785889 in words is "fourteen million, seven hundred eighty-five thousand, eight hundred eighty-nine".